From: Luca <kronos.it@gmail.com>
To: "Avi Kivity" <avi@qumranet.com>
Cc: linux-kernel@vger.kernel.org, kvm-devel@lists.sourceforge.net
Subject: Re: [KVM][PATCH] smp_processor_id() and sleeping functions used in invalid context
Date: Sun, 31 Dec 2006 18:58:11 +0100 [thread overview]
Message-ID: <68676e00612310958s6fc602dam5fb01eb62821c725@mail.gmail.com> (raw)
In-Reply-To: <4597F851.8060800@qumranet.com>
On 12/31/06, Avi Kivity <avi@qumranet.com> wrote:
> Luca Tettamanti wrote:
> > Hello,
> > I'm testing KVM on a Core2 CPU. I'm running kernel 2.6.20-git (pulled
> > few hours ago), configured with SMP and PREEMPT.
> >
> > I'm hitting 2 different warnings:
> > BUG: using smp_processor_id() in preemptible [00000001] code: kvm/7726
> > caller is vmx_create_vcpu+0x9/0x2f [kvm_intel]
>
> [...]
> > Second one:
> > BUG: sleeping function called from invalid context at
> > /home/kronos/src/linux-2.6.git/mm/slab.c:3034
> > in_atomic():1, irqs_disabled():0
> > 1 lock held by kvm/12706:
> > #0: (&vcpu->mutex){--..}, at: [<f1b68d02>] kvm_dev_ioctl+0x113/0xf97
> > [kvm]
> > [<b015c32a>] kmem_cache_alloc+0x1b/0x6f
> >
> [...]
>
> There are patches for both (I think) flying around. They should land in
> Linus' tree in a few days.
Ah, I just saw them on lkml...
Luca
prev parent reply other threads:[~2006-12-31 17:58 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-31 17:01 Luca Tettamanti
2006-12-31 17:50 ` Avi Kivity
2006-12-31 17:58 ` Luca [this message]
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